jennifer ashton has details. good morning. >> good morning, harry. >> so, there really is a difference? >> there appears to be a difference in the size of the brain when you compare men versus women talking about the anatomy here. obviously male brains tends to be larger because men tend to be but within the brain certain structures and parts of the anatomy, some are bigger in women, some are bigger in men. so, for example, in male brains, men have six and a half times more gray matter than women do. gray matter is partly responsible for information processing and may explain in general men tend to be better in math. >> don't tell larry summers, you'll lose your jobs. >> i know. women has ten times as much white matter, part of the brain partially responsible for connecting these centers. >> which is why they are such good multi-taskers. >> they did not find anything about parts controlling the remote or whining center. >> who whines more, men or women. >> not me. >> not you, certainly. there really is a differen